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kpatch/test/integration/rhel-8.2/gcc-static-local-var-2.patch

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test/integration: add RHEL-8.2 integration tests Patches rebased against RHEL-8.2 GA kernel-4.18.0-193.el8. Tests disabled for errors when building against updated 4.18.0-193.3.1.el8_2.x86_64 z-stream kernel: * data-read-mostly.patch: dev.o: Found a jump label at __netif_receive_skb_core()+0x32, using key netstamp_needed_key. Jump labels aren't supported with this kernel. Use static_key_enabled() instead. dev.o: Found a jump label at __netif_receive_skb_core()+0x95, using key generic_xdp_needed_key. Jump labels aren't supported with this kernel. Use static_key_enabled() instead. dev.o: Found a jump label at __netif_receive_skb_core()+0xd0, using key ingress_needed_key. Jump labels aren't supported with this kernel. Use static_key_enabled() instead. dev.o: Found a jump label at __netif_receive_skb_core()+0x412, using key nf_hooks_needed. Jump labels aren't supported with this kernel. Use static_key_enabled() instead. /root/github-kpatch/kpatch-build/create-diff-object: ERROR: dev.o: kpatch_regenerate_special_section: 2344: Found 4 jump label(s) in the patched code. Jump labels aren't currently supported. Use static_key_enabled() instead. * gcc-static-local-var-4.patch (ppc64le only): aio.o: Found a jump label at aio_free_ring()+0x7c, using key devmap_managed_key. Jump labels aren't supported with this kernel. Use static_key_enabled() instead. /root/github-kpatch/kpatch-build/create-diff-object: ERROR: aio.o: kpatch_regenerate_special_section: 2344: Found 1 jump label(s) in the patched code. Jump labels aren't currently supported. Use static_key_enabled() instead. * shadow-newpid.patch: fork.o: WARNING: unable to correlate static local variable ctr.70325 used by _do_fork, assuming variable is new fork.o: changed function: _do_fork exit.o: Found a jump label at do_exit()+0x6d3, using key devmap_managed_key. Jump labels aren't supported with this kernel. Use static_key_enabled() instead. /root/github-kpatch/kpatch-build/create-diff-object: ERROR: exit.o: kpatch_regenerate_special_section: 2344: Found 1 jump label(s) in the patched code. Jump labels aren't currently supported. Use static_key_enabled() instead. * special-static.patch: fork.o: Found a jump label at copy_process.part.34()+0x1fc, using key memcg_kmem_enabled_key. Jump labels aren't supported with this kernel. Use static_key_enabled() instead. fork.o: Found a jump label at copy_process.part.34()+0x21b, using key memory_cgrp_subsys_enabled_key. Jump labels aren't supported with this kernel. Use static_key_enabled() instead. fork.o: Found a jump label at copy_process.part.34()+0x72a, using key memory_cgrp_subsys_enabled_key. Jump labels aren't supported with this kernel. Use static_key_enabled() instead. fork.o: Found a jump label at copy_process.part.34()+0x773, using key memcg_kmem_enabled_key. Jump labels aren't supported with this kernel. Use static_key_enabled() instead ./root/github-kpatch/kpatch-build/create-diff-object: ERROR: fork.o: kpatch_regenerate_special_section: 2344: Found 4 jump label(s) in the patched code. Jump labels aren't currently supported. Use static_key_enabled() instead. Signed-off-by: Joe Lawrence <joe.lawrence@redhat.com>
2020-05-13 18:06:19 +00:00
diff -Nupr src.orig/mm/mmap.c src/mm/mmap.c
--- src.orig/mm/mmap.c 2020-05-12 11:14:32.110667908 -0400
+++ src/mm/mmap.c 2020-05-12 11:14:55.529652955 -0400
@@ -1679,6 +1679,9 @@ unsigned long mmap_region(struct file *f
struct rb_node **rb_link, *rb_parent;
unsigned long charged = 0;
+ if (!jiffies)
+ printk("kpatch mmap foo\n");
+
/* Check against address space limit. */
if (!may_expand_vm(mm, vm_flags, len >> PAGE_SHIFT)) {
unsigned long nr_pages;